diff --git a/ruby/ql/lib/qlpack.yml b/ruby/ql/lib/qlpack.yml
index 2548f8c1074..581e00e62ce 100644
--- a/ruby/ql/lib/qlpack.yml
+++ b/ruby/ql/lib/qlpack.yml
@@ -17,3 +17,4 @@ dataExtensions:
   - codeql/ruby/frameworks/**/model.yml
   - codeql/ruby/frameworks/**/*.model.yml
 warnOnImplicitThis: true
+compileForOverlayEval: true